bush and his wife laura will join the obama's when they travel to south africa. we have this report. >> the flag at the white house flies at half mast in honor of a man who means much to america. inside on the desk of the u.s.'s thereblack president sits out oh, a memento of their first meeting. when obama visited the present on robben island in south africa he told his doubters of the link mandela, gandhi, and martin luther king. >> we will not likely see the likes of nelson mandela again. it will fall to us as best we the example that he set. to make decisions guided not by hate but by love. also do not discount the difference one person can make to drive for future that is worthy of his sacrifice. >> nelson mandela was feted in washington but his struggle against apartheid divided this country. not taken off the terrorist list into 2008. he was welcomed as south africa's president and warm hugs from the first lady who went out to be secretary of state. she told the bbc, people should warn and celebrate. >> we have so much still to from hism him, example, from